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From: "foss at grueninger dot de" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/98753] -Wfree-nonheap-object on Bison generated code
Date: Wed, 20 Jan 2021 17:00:46 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98753

--- Comment #6 from Christoph <foss at grueninger dot de> ---
Sorry for not providing the command line argument and the new output.

> gcc-11 -std=3Dc++17 cmCommandArgumentParser_complete.cxx=20
cmCommandArgumentParser.cxx: In function =E2=80=98int
cmCommandArgument_yyparse(yyscan_t)=E2=80=99:
cmCommandArgumentParser.cxx:1838:10: warning: =E2=80=98void free(void*)=E2=
=80=99 called on
unallocated object =E2=80=98yyssa=E2=80=99 [-Wfree-nonheap-object]
cmCommandArgumentParser.cxx:1203:16: note: declared here
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../x86_64-suse-linux/bin/ld:
/usr/lib64/gcc/x86_64-suse-linux/11/../../../../lib64/crt1.o: in function
`_start':
/home/abuild/rpmbuild/BUILD/glibc-2.26/csu/../sysdeps/x86_64/start.S:110:
undefined reference to `main'
...=